BIOSTAR MICROTECH INTERNATIONAL CORPORATION MB-1333C-CH/1340C-CH Processor 80386DX Processor Speed 33/40MHz Chip Set C & T Max. Onboard DRAM 32MB Cache 256KB BIOS C & T Dimensions 330mm x 218mm I/O Options None NPU Options 80387/3167 [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED D4 Turbo switch J50 Speaker J18 Reset switch J51 Power LED & keylock J19 External battery JP2 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter J21 Open » A20 gate enabled J22 Closed A20 gate disabled J22 Open » Monitor type select color J23 Closed Monitor type select monochrome J23 Open » CMOS memory normal operation J42 pins 2 & 3 closed CMOS memory clear J42 pins 1 & 2 closed DRAM CONFIGURATION Size Bank 0 Bank 1 J48 1MB (4) 256K x 9 NONE pins 2 & 3 closed 2MB (4) 256K x 9 (4) 256K x 9 pins 2 & 3 closed 4MB (4) 1M x 9 NONE pins 2 & 3 closed 5MB (4) 256K x 9 (4) 1 M x 9 pins 1 & 2 closed 8MB (4) 1M x 9 (4) 1M x 9 pins 2 & 3 closed 16MB (4) 4M x 9 NONE pins 2 & 3 closed 17MB (4) 4M x 9 (4) 256K x 9 pins 1 & 2 closed 20MB (4) 4M x 9 (4) 1M x 9 pins 1 & 2 closed 32MB (4) 4M x 9 (4) 4M x 9 pins 2 & 3 closed CACHE CONFIGURATION Size Bank 0 TAG (U8) TAG (U14 & U15) 64KB (8) 16K x 4 NONE (2) 16K x 4 256KB (8) 64K x 4 (1) 64K x 4 (2) 64K x 4 CACHE JUMPER CONFIGURATION Size J25 J26 J27 J28 J29 J33 J34 64KB Closed Closed Closed Closed Closed 1 & 1 & 2 2 256KB Open Open Open Open Open 2 & 2 & 3 3 Note:Pins designated should be in the closed position. POWER GOOD CONFIGURATION Setting J31 J32 Signal detect from pins 2 & 3 closed pins 2 & 3 closed power supply Signal detect from pins 1 & 2 closed pins 1 & 2 closed board